Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
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Features, Description, Reviews, Q&A, Specs & Installation
Brand | Flowmaster |
Muffler Inlet Size | 2.50 Inch |
Sleek and Stylish. The Flowmaster DBX Series Center/Center Bullet Style Muffler – 2.5 inch has a sleek and stylish appearance. It will deliver a bold exhaust tone in your GMC Sierra 1500. You’ll benefit from an effective race proven and compact design. The exclusive HP core design ensures excellent sound control in vehicles that have limited under-chassis space.
Steel Construction. This muffler is manufactured with heavy-duty 409 stainless steel construction to ensure long-lasting performance value. It features a fully welded steel body with a polishable case. You can rely on the quality craftsmanship of this muffler.
Specifications. The inlet diameter of this muffler is 2.5 inches. The outlet diameter is 2.5inches. The width of the body is 6 inches. The body length is 14 inches. Then height is 6 inches.
Limited Lifetime Warranty. This muffler comes with a limited lifetime warranty. Some limitations apply, so make sure you thoroughly read through the warranty details.
Modifications Required. This Muffler was designed to be used on mutliple applications, as it is not a direct fit replacement part. In order to install this Muffler properly on your vehicle, some modifications to the exhaust system will be required.
Application. The Flowmaster DBX Series Center/Center Bullet Style Muffler – 2.5 inch is designed to fit all 1999-2025 GMC Sierra 1500 models. It is made in America.
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Flowmaster 12514310
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Installation Info
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
What's in the Box